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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <style>
        .type1 {
            color: red;
        }
        .type2 {
            font-size: 18px;
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    </style>

</head>
<body>
    <p class = "type1 type2">段落</p>
</body>
</html>